Metallurgical Engineering
2023 · Paper 1
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Complete GATE MT 2023 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.
Question 19
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Diamond has low
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For self-diffusion in polycrystalline copper with a lattice diffusion coefficient D_L, grain boundary diffusion coefficient D_GB, and surface diffusion coefficient D_S, the correct relationship is
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Magnitude of Burgers vector of the dislocation resulting from reaction of dislocations with Burgers vectors
and
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